Artifact 89f5bc04939aca284159c046af16cf2af817a567f033d8930a190a30e5164af6:
- File
src/runtime/lookup-asm/lookup-asm-x86_64-macho.S
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2016-01-03 00:41:26
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— Update copyright
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/* * Copyright (c) 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016 * Jonathan Schleifer <js@heap.zone> * * All rights reserved. * * This file is part of ObjFW. It may be distributed under the terms of the * Q Public License 1.0, which can be found in the file LICENSE.QPL included in * the packaging of this file. * * Alternatively, it may be distributed under the terms of the GNU General * Public License, either version 2 or 3, which can be found in the file * LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this * file. */ #include "config.h" .globl _objc_msg_lookup .globl _objc_msg_lookup_stret .globl _objc_msg_lookup_super .globl _objc_msg_lookup_super_stret .section __TEXT, __text, regular, pure_instructions .macro generate_lookup $0: testq %rdi, %rdi jz ret_nil movq (%rdi), %r8 movq 64(%r8), %r8 Lmain_$0: movq (%rsi), %rax movzbl %ah, %ecx movzbl %al, %edx #ifdef OF_SELUID24 shrl $16, %eax movq (%r8,%rax,8), %r8 #endif movq (%r8,%rcx,8), %r8 movq (%r8,%rdx,8), %rax testq %rax, %rax jz $1 ret .endmacro .macro generate_lookup_super $0: movq (%rdi), %rax testq %rax, %rax jz ret_nil movq 8(%rdi), %r8 movq 64(%r8), %r8 jmp Lmain_$1 .endmacro generate_lookup _objc_msg_lookup, _objc_method_not_found generate_lookup _objc_msg_lookup_stret, _objc_method_not_found_stret generate_lookup_super _objc_msg_lookup_super, _objc_msg_lookup generate_lookup_super _objc_msg_lookup_super_stret, _objc_msg_lookup_stret ret_nil: leaq nil_method(%rip), %rax ret nil_method: movq %rdi, %rax ret